./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 14:12:19,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 14:12:19,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 14:12:19,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 14:12:19,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 14:12:19,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 14:12:19,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 14:12:19,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 14:12:19,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 14:12:19,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 14:12:19,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 14:12:19,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 14:12:19,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 14:12:19,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 14:12:19,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 14:12:19,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 14:12:20,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 14:12:20,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 14:12:20,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 14:12:20,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 14:12:20,005 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 14:12:20,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 14:12:20,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 14:12:20,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 14:12:20,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 14:12:20,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 14:12:20,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 14:12:20,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 14:12:20,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 14:12:20,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 14:12:20,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 14:12:20,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 14:12:20,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 14:12:20,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 14:12:20,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 14:12:20,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 14:12:20,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 14:12:20,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 14:12:20,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 14:12:20,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 14:12:20,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 14:12:20,020 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 14:12:20,021 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 14:12:20,039 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 14:12:20,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 14:12:20,039 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 14:12:20,040 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 14:12:20,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 14:12:20,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 14:12:20,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 14:12:20,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 14:12:20,042 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 14:12:20,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 14:12:20,042 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 14:12:20,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 14:12:20,043 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 14:12:20,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 14:12:20,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 14:12:20,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 14:12:20,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 14:12:20,044 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 14:12:20,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 14:12:20,044 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 14:12:20,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 14:12:20,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 14:12:20,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 14:12:20,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 14:12:20,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:12:20,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 14:12:20,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 14:12:20,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 14:12:20,047 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 14:12:20,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 14:12:20,047 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 14:12:20,047 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 14:12:20,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 14:12:20,048 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a [2022-07-22 14:12:20,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 14:12:20,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 14:12:20,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 14:12:20,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 14:12:20,311 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 14:12:20,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-22 14:12:20,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdbaf58d7/774ff0055c2c403ea48f97311c1419a5/FLAGc0809f6be [2022-07-22 14:12:20,875 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 14:12:20,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-22 14:12:20,899 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdbaf58d7/774ff0055c2c403ea48f97311c1419a5/FLAGc0809f6be [2022-07-22 14:12:21,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdbaf58d7/774ff0055c2c403ea48f97311c1419a5 [2022-07-22 14:12:21,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 14:12:21,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 14:12:21,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 14:12:21,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 14:12:21,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 14:12:21,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:21,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b523f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21, skipping insertion in model container [2022-07-22 14:12:21,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:21,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 14:12:21,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 14:12:21,745 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-22 14:12:21,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:12:21,765 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 14:12:21,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-22 14:12:21,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:12:21,869 INFO L208 MainTranslator]: Completed translation [2022-07-22 14:12:21,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21 WrapperNode [2022-07-22 14:12:21,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 14:12:21,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 14:12:21,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 14:12:21,879 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 14:12:21,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:21,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:21,978 INFO L137 Inliner]: procedures = 26, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 990 [2022-07-22 14:12:21,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 14:12:21,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 14:12:21,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 14:12:21,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 14:12:21,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:21,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:21,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:22,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:22,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:22,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:22,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:22,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 14:12:22,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 14:12:22,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 14:12:22,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 14:12:22,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (1/1) ... [2022-07-22 14:12:22,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:12:22,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 14:12:22,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 14:12:22,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 14:12:22,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 14:12:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-22 14:12:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-22 14:12:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 14:12:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-07-22 14:12:22,164 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-07-22 14:12:22,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-07-22 14:12:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 14:12:22,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2022-07-22 14:12:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-07-22 14:12:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-07-22 14:12:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 14:12:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-07-22 14:12:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-22 14:12:22,167 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-22 14:12:22,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 14:12:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 14:12:22,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 14:12:22,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 14:12:22,346 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 14:12:22,348 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 14:12:23,344 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 14:12:23,353 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 14:12:23,353 INFO L299 CfgBuilder]: Removed 67 assume(true) statements. [2022-07-22 14:12:23,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:12:23 BoogieIcfgContainer [2022-07-22 14:12:23,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 14:12:23,357 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 14:12:23,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 14:12:23,361 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 14:12:23,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 02:12:21" (1/3) ... [2022-07-22 14:12:23,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3ac4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:12:23, skipping insertion in model container [2022-07-22 14:12:23,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:21" (2/3) ... [2022-07-22 14:12:23,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f3ac4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:12:23, skipping insertion in model container [2022-07-22 14:12:23,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:12:23" (3/3) ... [2022-07-22 14:12:23,364 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530b.c [2022-07-22 14:12:23,378 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 14:12:23,378 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 14:12:23,451 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 14:12:23,457 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3383c919, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7dd893b [2022-07-22 14:12:23,458 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 14:12:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand has 263 states, 246 states have (on average 1.6910569105691058) internal successors, (416), 247 states have internal predecessors, (416), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-22 14:12:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-22 14:12:23,472 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:12:23,473 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:12:23,473 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:12:23,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:12:23,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1160975261, now seen corresponding path program 1 times [2022-07-22 14:12:23,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 14:12:23,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341878143] [2022-07-22 14:12:23,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:12:23,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 14:12:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:12:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:12:23,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 14:12:23,754 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341878143] [2022-07-22 14:12:23,754 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341878143] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:12:23,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:12:23,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 14:12:23,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553505795] [2022-07-22 14:12:23,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:12:23,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-22 14:12:23,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 14:12:23,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-22 14:12:23,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 14:12:23,790 INFO L87 Difference]: Start difference. First operand has 263 states, 246 states have (on average 1.6910569105691058) internal successors, (416), 247 states have internal predecessors, (416), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:12:23,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:12:23,844 INFO L93 Difference]: Finished difference Result 524 states and 885 transitions. [2022-07-22 14:12:23,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-22 14:12:23,846 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-07-22 14:12:23,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:12:23,855 INFO L225 Difference]: With dead ends: 524 [2022-07-22 14:12:23,856 INFO L226 Difference]: Without dead ends: 260 [2022-07-22 14:12:23,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 14:12:23,864 INFO L413 NwaCegarLoop]: 366 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:12:23,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 14:12:23,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2022-07-22 14:12:23,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2022-07-22 14:12:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 244 states have (on average 1.3975409836065573) internal successors, (341), 244 states have internal predecessors, (341), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-22 14:12:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 363 transitions. [2022-07-22 14:12:23,915 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 363 transitions. Word has length 10 [2022-07-22 14:12:23,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:12:23,915 INFO L495 AbstractCegarLoop]: Abstraction has 260 states and 363 transitions. [2022-07-22 14:12:23,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:12:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 363 transitions. [2022-07-22 14:12:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-22 14:12:23,916 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:12:23,916 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:12:23,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 14:12:23,917 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:12:23,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:12:23,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1414716621, now seen corresponding path program 1 times [2022-07-22 14:12:23,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 14:12:23,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838575575] [2022-07-22 14:12:23,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:12:23,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 14:12:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 14:12:24,025 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 14:12:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 14:12:24,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 14:12:24,160 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-22 14:12:24,161 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 14:12:24,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 14:12:24,166 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-22 14:12:24,169 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 14:12:24,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 02:12:24 BoogieIcfgContainer [2022-07-22 14:12:24,212 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 14:12:24,213 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 14:12:24,213 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 14:12:24,213 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 14:12:24,213 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:12:23" (3/4) ... [2022-07-22 14:12:24,216 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-22 14:12:24,216 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 14:12:24,217 INFO L158 Benchmark]: Toolchain (without parser) took 2818.26ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 71.7MB in the beginning and 78.9MB in the end (delta: -7.2MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-07-22 14:12:24,218 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:12:24,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.10ms. Allocated memory is still 111.1MB. Free memory was 71.5MB in the beginning and 70.2MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 14:12:24,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.03ms. Allocated memory is still 111.1MB. Free memory was 70.2MB in the beginning and 63.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 14:12:24,219 INFO L158 Benchmark]: Boogie Preprocessor took 93.31ms. Allocated memory is still 111.1MB. Free memory was 63.5MB in the beginning and 56.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 14:12:24,220 INFO L158 Benchmark]: RCFGBuilder took 1282.01ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 56.2MB in the beginning and 70.8MB in the end (delta: -14.6MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2022-07-22 14:12:24,220 INFO L158 Benchmark]: TraceAbstraction took 854.68ms. Allocated memory is still 155.2MB. Free memory was 69.8MB in the beginning and 78.9MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:12:24,221 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 155.2MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:12:24,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 111.1MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.10ms. Allocated memory is still 111.1MB. Free memory was 71.5MB in the beginning and 70.2MB in the end (delta: 1.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.03ms. Allocated memory is still 111.1MB. Free memory was 70.2MB in the beginning and 63.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.31ms. Allocated memory is still 111.1MB. Free memory was 63.5MB in the beginning and 56.2MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1282.01ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 56.2MB in the beginning and 70.8MB in the end (delta: -14.6MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * TraceAbstraction took 854.68ms. Allocated memory is still 155.2MB. Free memory was 69.8MB in the beginning and 78.9MB in the end (delta: -9.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.75ms. Allocated memory is still 155.2MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 662]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 657, overapproximation of bitwiseAnd at line 624, overapproximation of someBinaryArithmeticDOUBLEoperation at line 629, overapproximation of someBinaryDOUBLEComparisonOperation at line 661. Possible FailurePath: [L22] static const double huge_floor = 1.0e300; [L108-L110] static const double two54_scalbn = 1.80143985094819840000e+16, twom54_scalbn = 5.55111512312578270212e-17, huge_scalbn = 1.0e+300, tiny_scalbn = 1.0e-300; [L179] static const int init_jk_krempio[] = {2, 3, 4, 6}; [L181-L186] static const double PIo2_krempio[] = { 1.57079625129699707031e+00, 7.54978941586159635335e-08, 5.39030252995776476554e-15, 3.28200341580791294123e-22, 1.27065575308067607349e-29, 1.22933308981111328932e-36, 2.73370053816464559624e-44, 2.16741683877804819444e-51, }; [L188-L190] static const double zero_krempio = 0.0, one_krempio = 1.0, two24_krempio = 1.67772160000000000000e+07, twon24_krempio = 5.96046447753906250000e-08; [L365-L376] static const __int32_t two_over_pi_rempio[] = { 0xA2F983, 0x6E4E44, 0x1529FC, 0x2757D1, 0xF534DD, 0xC0DB62, 0x95993C, 0x439041, 0xFE5163, 0xABDEBB, 0xC561B7, 0x246E3A, 0x424DD2, 0xE00649, 0x2EEA09, 0xD1921C, 0xFE1DEB, 0x1CB129, 0xA73EE8, 0x8235F5, 0x2EBB44, 0x84E99C, 0x7026B4, 0x5F7E41, 0x3991D6, 0x398353, 0x39F49C, 0x845F8B, 0xBDF928, 0x3B1FF8, 0x97FFDE, 0x05980F, 0xEF2F11, 0x8B5A0A, 0x6D1F6D, 0x367ECF, 0x27CB09, 0xB74F46, 0x3F669E, 0x5FEA2D, 0x7527BA, 0xC7EBE5, 0xF17B3D, 0x0739F7, 0x8A5292, 0xEA6BFB, 0x5FB11F, 0x8D5D08, 0x560330, 0x46FC7B, 0x6BABF0, 0xCFBC20, 0x9AF436, 0x1DA9E3, 0x91615E, 0xE61B08, 0x659985, 0x5F14A0, 0x68408D, 0xFFD880, 0x4D7327, 0x310606, 0x1556CA, 0x73A8C9, 0x60E27B, 0xC08C6B, }; [L378-L385] static const __int32_t npio2_hw_rempio[] = { 0x3FF921FB, 0x400921FB, 0x4012D97C, 0x401921FB, 0x401F6A7A, 0x4022D97C, 0x4025FDBB, 0x402921FB, 0x402C463A, 0x402F6A7A, 0x4031475C, 0x4032D97C, 0x40346B9C, 0x4035FDBB, 0x40378FDB, 0x403921FB, 0x403AB41B, 0x403C463A, 0x403DD85A, 0x403F6A7A, 0x40407E4C, 0x4041475C, 0x4042106C, 0x4042D97C, 0x4043A28C, 0x40446B9C, 0x404534AC, 0x4045FDBB, 0x4046C6CB, 0x40478FDB, 0x404858EB, 0x404921FB, }; [L387-L396] static const double zero_rempio = 0.00000000000000000000e+00, half_rempio = 5.00000000000000000000e-01, two24_rempio = 1.67772160000000000000e+07, invpio2_rempio = 6.36619772367581382433e-01, pio2_1_rempio = 1.57079632673412561417e+00, pio2_1t_rempio = 6.07710050650619224932e-11, pio2_2_rempio = 6.07710050630396597660e-11, pio2_2t_rempio = 2.02226624879595063154e-21, pio2_3_rempio = 2.02226624871116645580e-21, pio2_3t_rempio = 8.47842766036889956997e-32; [L529-L540] static const double one_ktan = 1.00000000000000000000e+00, pio4_ktan = 7.85398163397448278999e-01, pio4lo_ktan = 3.06161699786838301793e-17, T[] = { 3.33333333333334091986e-01, 1.33333333333201242699e-01, 5.39682539762260521377e-02, 2.18694882948595424599e-02, 8.86323982359930005737e-03, 3.59207910759131235356e-03, 1.45620945432529025516e-03, 5.88041240820264096874e-04, 2.46463134818469906812e-04, 7.81794442939557092300e-05, 7.14072491382608190305e-05, -1.85586374855275456654e-05, 2.59073051863633712884e-05, }; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, zero_krempio=0, zero_rempio=0] [L657] double x = -0.0; [L658] CALL, EXPR tan_double(x) [L615] double y[2], z = 0.0; [L616] __int32_t n, ix; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L619] ieee_double_shape_type gh_u; [L620] gh_u.value = (x) [L621] EXPR gh_u.parts.msw [L621] (ix) = gh_u.parts.msw [L624] ix &= 0x7fffffff VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L625] COND FALSE !(ix <= 0x3fe921fb) VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, y={10:0}, z=0, zero_krempio=0, zero_rempio=0] [L628] COND TRUE ix >= 0x7ff00000 [L629] return x - x; [L629] return x - x; VAL [\old(x)=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, ix=2146435072, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, z=0, zero_krempio=0, zero_rempio=0] [L658] RET, EXPR tan_double(x) [L658] double res = tan_double(x); [L661] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, res == -0.0 && __signbit_double(res) == 1=0, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, zero_krempio=0, zero_rempio=0] [L661] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L662] reach_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, init_jk_krempio={4:0}, invpio2_rempio=636619772367581382433/1000000000000000000000, npio2_hw_rempio={7:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=157079632673412561417/100000000000000000000, pio2_1t_rempio=151927512662654806233/2500000000000000000000000000000, pio2_2_rempio=30385502531519829883/500000000000000000000000000000, pio2_2t_rempio=101113312439797531577/50000000000000000000000000000000000000000, pio2_3_rempio=10111331243555832279/5000000000000000000000000000000000000000, pio2_3t_rempio=847842766036889956997/10000000000000000000000000000000000000000000000000000, PIo2_krempio={5:0}, pio4_ktan=785398163397448278999/1000000000000000000000, pio4lo_ktan=306161699786838301793/10000000000000000000000000000000000000, res=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001, T={8:0}, tiny_scalbn=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, two24_krempio=16777216, two24_rempio=16777216, two54_scalbn=18014398509481984, two_over_pi_rempio={6:0}, twom54_scalbn=138777878078144567553/2500000000000000000000000000000000000, twon24_krempio=1/16777216, x=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 263 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 366 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 366 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=263occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-22 14:12:24,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 14:12:26,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 14:12:26,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 14:12:26,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 14:12:26,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 14:12:26,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 14:12:26,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 14:12:26,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 14:12:26,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 14:12:26,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 14:12:26,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 14:12:26,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 14:12:26,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 14:12:26,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 14:12:26,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 14:12:26,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 14:12:26,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 14:12:26,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 14:12:26,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 14:12:26,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 14:12:26,349 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 14:12:26,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 14:12:26,351 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 14:12:26,352 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 14:12:26,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 14:12:26,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 14:12:26,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 14:12:26,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 14:12:26,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 14:12:26,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 14:12:26,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 14:12:26,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 14:12:26,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 14:12:26,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 14:12:26,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 14:12:26,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 14:12:26,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 14:12:26,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 14:12:26,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 14:12:26,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 14:12:26,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 14:12:26,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 14:12:26,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-22 14:12:26,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 14:12:26,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 14:12:26,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 14:12:26,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 14:12:26,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 14:12:26,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 14:12:26,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 14:12:26,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 14:12:26,421 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 14:12:26,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 14:12:26,423 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 14:12:26,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 14:12:26,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 14:12:26,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 14:12:26,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 14:12:26,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 14:12:26,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 14:12:26,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 14:12:26,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 14:12:26,425 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 14:12:26,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 14:12:26,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 14:12:26,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 14:12:26,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 14:12:26,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 14:12:26,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 14:12:26,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:12:26,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 14:12:26,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 14:12:26,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 14:12:26,427 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 14:12:26,427 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 14:12:26,427 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 14:12:26,428 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 14:12:26,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 14:12:26,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 14:12:26,428 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dd0192acc59b0f215b56c6e8f907f941322b485c9e75f22542266b1db6ae74a [2022-07-22 14:12:26,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 14:12:26,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 14:12:26,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 14:12:26,790 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 14:12:26,791 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 14:12:26,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-22 14:12:26,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae206d28/b1010b33af7e47af82e04bd75f049f5b/FLAG6d875635b [2022-07-22 14:12:27,398 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 14:12:27,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c [2022-07-22 14:12:27,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae206d28/b1010b33af7e47af82e04bd75f049f5b/FLAG6d875635b [2022-07-22 14:12:27,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ae206d28/b1010b33af7e47af82e04bd75f049f5b [2022-07-22 14:12:27,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 14:12:27,742 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 14:12:27,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 14:12:27,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 14:12:27,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 14:12:27,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:12:27" (1/1) ... [2022-07-22 14:12:27,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22547bc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:27, skipping insertion in model container [2022-07-22 14:12:27,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 02:12:27" (1/1) ... [2022-07-22 14:12:27,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 14:12:27,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 14:12:28,130 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-22 14:12:28,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:12:28,156 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 14:12:28,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530b.c[16384,16397] [2022-07-22 14:12:28,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 14:12:28,311 INFO L208 MainTranslator]: Completed translation [2022-07-22 14:12:28,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28 WrapperNode [2022-07-22 14:12:28,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 14:12:28,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 14:12:28,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 14:12:28,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 14:12:28,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,440 INFO L137 Inliner]: procedures = 30, calls = 400, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 976 [2022-07-22 14:12:28,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 14:12:28,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 14:12:28,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 14:12:28,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 14:12:28,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 14:12:28,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 14:12:28,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 14:12:28,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 14:12:28,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (1/1) ... [2022-07-22 14:12:28,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 14:12:28,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 14:12:28,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 14:12:28,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 14:12:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 14:12:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2022-07-22 14:12:28,658 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_double [2022-07-22 14:12:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_double [2022-07-22 14:12:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2022-07-22 14:12:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 14:12:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 14:12:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 14:12:28,659 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2022-07-22 14:12:28,659 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2022-07-22 14:12:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2022-07-22 14:12:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 14:12:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tan [2022-07-22 14:12:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tan [2022-07-22 14:12:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_double [2022-07-22 14:12:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_double [2022-07-22 14:12:28,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 14:12:28,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 14:12:28,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 14:12:28,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 14:12:28,861 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 14:12:28,863 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 14:13:30,335 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 14:13:30,343 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 14:13:30,344 INFO L299 CfgBuilder]: Removed 67 assume(true) statements. [2022-07-22 14:13:30,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:13:30 BoogieIcfgContainer [2022-07-22 14:13:30,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 14:13:30,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 14:13:30,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 14:13:30,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 14:13:30,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 02:12:27" (1/3) ... [2022-07-22 14:13:30,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3999537a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:13:30, skipping insertion in model container [2022-07-22 14:13:30,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 02:12:28" (2/3) ... [2022-07-22 14:13:30,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3999537a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 02:13:30, skipping insertion in model container [2022-07-22 14:13:30,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:13:30" (3/3) ... [2022-07-22 14:13:30,366 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0530b.c [2022-07-22 14:13:30,380 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 14:13:30,380 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 14:13:30,434 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 14:13:30,448 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1c4b42da, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5d6579d1 [2022-07-22 14:13:30,449 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 14:13:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 240 states have (on average 1.675) internal successors, (402), 241 states have internal predecessors, (402), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-22 14:13:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-22 14:13:30,463 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:13:30,463 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:13:30,464 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:13:30,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:13:30,470 INFO L85 PathProgramCache]: Analyzing trace with hash 926671389, now seen corresponding path program 1 times [2022-07-22 14:13:30,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:13:30,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [191527207] [2022-07-22 14:13:30,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:13:30,488 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:13:30,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:13:30,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:13:30,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-22 14:13:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:13:31,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-22 14:13:31,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:13:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:13:31,080 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:13:31,081 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:13:31,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [191527207] [2022-07-22 14:13:31,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [191527207] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:13:31,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:13:31,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 14:13:31,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134369211] [2022-07-22 14:13:31,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:13:31,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-22 14:13:31,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:13:31,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-22 14:13:31,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 14:13:31,126 INFO L87 Difference]: Start difference. First operand has 257 states, 240 states have (on average 1.675) internal successors, (402), 241 states have internal predecessors, (402), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:13:31,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:13:31,195 INFO L93 Difference]: Finished difference Result 512 states and 857 transitions. [2022-07-22 14:13:31,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-22 14:13:31,197 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-07-22 14:13:31,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:13:31,206 INFO L225 Difference]: With dead ends: 512 [2022-07-22 14:13:31,207 INFO L226 Difference]: Without dead ends: 254 [2022-07-22 14:13:31,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-22 14:13:31,216 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:13:31,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-22 14:13:31,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2022-07-22 14:13:31,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2022-07-22 14:13:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 238 states have (on average 1.3907563025210083) internal successors, (331), 238 states have internal predecessors, (331), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-22 14:13:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 353 transitions. [2022-07-22 14:13:31,276 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 353 transitions. Word has length 10 [2022-07-22 14:13:31,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:13:31,277 INFO L495 AbstractCegarLoop]: Abstraction has 254 states and 353 transitions. [2022-07-22 14:13:31,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:13:31,277 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2022-07-22 14:13:31,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-07-22 14:13:31,278 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:13:31,278 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:13:31,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-22 14:13:31,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:13:31,500 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:13:31,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:13:31,501 INFO L85 PathProgramCache]: Analyzing trace with hash -69731681, now seen corresponding path program 1 times [2022-07-22 14:13:31,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:13:31,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1751410095] [2022-07-22 14:13:31,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:13:31,502 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:13:31,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:13:31,504 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:13:31,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-22 14:13:31,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:13:32,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 10 conjunts are in the unsatisfiable core [2022-07-22 14:13:32,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:13:33,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:13:33,452 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:13:33,453 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:13:33,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1751410095] [2022-07-22 14:13:33,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1751410095] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:13:33,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:13:33,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 14:13:33,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896263637] [2022-07-22 14:13:33,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:13:33,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 14:13:33,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:13:33,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 14:13:33,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 14:13:33,460 INFO L87 Difference]: Start difference. First operand 254 states and 353 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:13:34,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:13:34,777 INFO L93 Difference]: Finished difference Result 298 states and 404 transitions. [2022-07-22 14:13:34,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 14:13:34,779 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-07-22 14:13:34,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:13:34,780 INFO L225 Difference]: With dead ends: 298 [2022-07-22 14:13:34,780 INFO L226 Difference]: Without dead ends: 52 [2022-07-22 14:13:34,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-22 14:13:34,783 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 2 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-22 14:13:34,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 222 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 5 Unchecked, 1.0s Time] [2022-07-22 14:13:34,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-07-22 14:13:34,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-07-22 14:13:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.1914893617021276) internal successors, (56), 47 states have internal predecessors, (56), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 14:13:34,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2022-07-22 14:13:34,788 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 11 [2022-07-22 14:13:34,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:13:34,788 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2022-07-22 14:13:34,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:13:34,789 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2022-07-22 14:13:34,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-22 14:13:34,790 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:13:34,790 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:13:34,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-22 14:13:34,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:13:34,994 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:13:34,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:13:34,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1211787692, now seen corresponding path program 1 times [2022-07-22 14:13:34,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:13:34,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1214286505] [2022-07-22 14:13:34,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:13:34,995 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:13:34,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:13:34,998 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:13:35,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-22 14:13:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:13:40,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 14:13:40,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:13:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:13:44,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:13:44,183 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:13:44,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1214286505] [2022-07-22 14:13:44,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1214286505] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:13:44,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:13:44,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-22 14:13:44,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195061071] [2022-07-22 14:13:44,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:13:44,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-22 14:13:44,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:13:44,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-22 14:13:44,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-22 14:13:44,185 INFO L87 Difference]: Start difference. First operand 52 states and 60 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:13:49,302 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:51,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:54,878 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:13:57,906 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:00,849 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:00,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:14:00,850 INFO L93 Difference]: Finished difference Result 76 states and 88 transitions. [2022-07-22 14:14:01,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 14:14:01,082 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2022-07-22 14:14:01,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:14:01,083 INFO L225 Difference]: With dead ends: 76 [2022-07-22 14:14:01,083 INFO L226 Difference]: Without dead ends: 52 [2022-07-22 14:14:01,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-22 14:14:01,085 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 25 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 35 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-07-22 14:14:01,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 284 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 4 Unknown, 35 Unchecked, 16.3s Time] [2022-07-22 14:14:01,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2022-07-22 14:14:01,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2022-07-22 14:14:01,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 47 states have (on average 1.1702127659574468) internal successors, (55), 47 states have internal predecessors, (55), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 14:14:01,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2022-07-22 14:14:01,089 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 59 transitions. Word has length 22 [2022-07-22 14:14:01,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:14:01,090 INFO L495 AbstractCegarLoop]: Abstraction has 52 states and 59 transitions. [2022-07-22 14:14:01,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 7 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:14:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2022-07-22 14:14:01,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-22 14:14:01,090 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:14:01,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:14:01,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-22 14:14:01,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:14:01,292 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:14:01,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:14:01,292 INFO L85 PathProgramCache]: Analyzing trace with hash 396672805, now seen corresponding path program 1 times [2022-07-22 14:14:01,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:14:01,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639893298] [2022-07-22 14:14:01,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:14:01,293 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:14:01,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:14:01,295 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:14:01,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-22 14:14:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:14:06,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-22 14:14:06,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:14:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:14:09,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:14:09,914 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:14:09,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639893298] [2022-07-22 14:14:09,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [639893298] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:14:09,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:14:09,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 14:14:09,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459807252] [2022-07-22 14:14:09,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:14:09,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 14:14:09,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:14:09,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 14:14:09,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-22 14:14:09,916 INFO L87 Difference]: Start difference. First operand 52 states and 59 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:14:20,882 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:24,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:26,097 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:29,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:32,111 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:35,461 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.64s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:35,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:14:35,773 INFO L93 Difference]: Finished difference Result 69 states and 76 transitions. [2022-07-22 14:14:35,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 14:14:35,779 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2022-07-22 14:14:35,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:14:35,781 INFO L225 Difference]: With dead ends: 69 [2022-07-22 14:14:35,781 INFO L226 Difference]: Without dead ends: 43 [2022-07-22 14:14:35,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-22 14:14:35,782 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 35 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.1s IncrementalHoareTripleChecker+Time [2022-07-22 14:14:35,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 147 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 6 Unknown, 0 Unchecked, 21.1s Time] [2022-07-22 14:14:35,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2022-07-22 14:14:35,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2022-07-22 14:14:35,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 35 states have internal predecessors, (38), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 14:14:35,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 42 transitions. [2022-07-22 14:14:35,786 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 42 transitions. Word has length 23 [2022-07-22 14:14:35,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:14:35,786 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 42 transitions. [2022-07-22 14:14:35,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:14:35,787 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2022-07-22 14:14:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-22 14:14:35,787 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:14:35,787 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:14:35,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-22 14:14:35,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:14:35,996 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:14:35,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:14:35,996 INFO L85 PathProgramCache]: Analyzing trace with hash -668408283, now seen corresponding path program 1 times [2022-07-22 14:14:35,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:14:35,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447189565] [2022-07-22 14:14:35,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:14:35,997 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:14:35,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:14:35,999 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:14:36,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-22 14:14:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:14:36,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-22 14:14:36,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:14:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:14:41,872 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:14:41,872 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:14:41,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447189565] [2022-07-22 14:14:41,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447189565] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:14:41,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:14:41,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-22 14:14:41,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817757090] [2022-07-22 14:14:41,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:14:41,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-22 14:14:41,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:14:41,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-22 14:14:41,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-07-22 14:14:41,874 INFO L87 Difference]: Start difference. First operand 40 states and 42 transitions. Second operand has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:14:49,223 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:59,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:14:59,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:14:59,619 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2022-07-22 14:14:59,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-22 14:14:59,620 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-07-22 14:14:59,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:14:59,621 INFO L225 Difference]: With dead ends: 58 [2022-07-22 14:14:59,621 INFO L226 Difference]: Without dead ends: 55 [2022-07-22 14:14:59,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-07-22 14:14:59,622 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 36 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-07-22 14:14:59,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 215 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 92 Invalid, 2 Unknown, 0 Unchecked, 10.9s Time] [2022-07-22 14:14:59,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2022-07-22 14:14:59,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 46. [2022-07-22 14:14:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 40 states have (on average 1.075) internal successors, (43), 40 states have internal predecessors, (43), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-22 14:14:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 48 transitions. [2022-07-22 14:14:59,627 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 48 transitions. Word has length 25 [2022-07-22 14:14:59,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:14:59,631 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 48 transitions. [2022-07-22 14:14:59,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.5555555555555554) internal successors, (23), 8 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:14:59,631 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2022-07-22 14:14:59,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-22 14:14:59,631 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:14:59,632 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:14:59,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-22 14:14:59,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:14:59,833 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:14:59,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:14:59,833 INFO L85 PathProgramCache]: Analyzing trace with hash 11650087, now seen corresponding path program 1 times [2022-07-22 14:14:59,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:14:59,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [380692218] [2022-07-22 14:14:59,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:14:59,835 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:14:59,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:14:59,836 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:14:59,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-22 14:15:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:15:00,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 14:15:00,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:15:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:15:02,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:15:02,466 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:15:02,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [380692218] [2022-07-22 14:15:02,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [380692218] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:15:02,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:15:02,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 14:15:02,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685665464] [2022-07-22 14:15:02,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:15:02,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 14:15:02,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:15:02,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 14:15:02,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 14:15:02,467 INFO L87 Difference]: Start difference. First operand 46 states and 48 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:15:05,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-07-22 14:15:06,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:15:06,465 INFO L93 Difference]: Finished difference Result 55 states and 56 transitions. [2022-07-22 14:15:06,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 14:15:06,466 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-07-22 14:15:06,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:15:06,466 INFO L225 Difference]: With dead ends: 55 [2022-07-22 14:15:06,467 INFO L226 Difference]: Without dead ends: 30 [2022-07-22 14:15:06,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 14:15:06,468 INFO L413 NwaCegarLoop]: 39 mSDtfsCounter, 6 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-07-22 14:15:06,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 96 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2022-07-22 14:15:06,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-07-22 14:15:06,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-07-22 14:15:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 27 states have (on average 1.0) internal successors, (27), 27 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:15:06,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 29 transitions. [2022-07-22 14:15:06,472 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 29 transitions. Word has length 25 [2022-07-22 14:15:06,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:15:06,472 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 29 transitions. [2022-07-22 14:15:06,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:15:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 29 transitions. [2022-07-22 14:15:06,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-07-22 14:15:06,473 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 14:15:06,473 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:15:06,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-07-22 14:15:06,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:15:06,676 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 14:15:06,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 14:15:06,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1877250182, now seen corresponding path program 1 times [2022-07-22 14:15:06,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 14:15:06,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [494005571] [2022-07-22 14:15:06,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 14:15:06,677 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 14:15:06,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 14:15:06,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 14:15:06,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-22 14:15:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 14:15:07,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-22 14:15:07,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 14:15:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 14:15:16,746 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 14:15:16,746 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 14:15:16,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [494005571] [2022-07-22 14:15:16,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [494005571] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 14:15:16,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 14:15:16,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-07-22 14:15:16,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32830680] [2022-07-22 14:15:16,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 14:15:16,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-22 14:15:16,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 14:15:16,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-22 14:15:16,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-07-22 14:15:16,748 INFO L87 Difference]: Start difference. First operand 30 states and 29 transitions. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:15:19,522 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 14:15:38,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 14:15:38,783 INFO L93 Difference]: Finished difference Result 30 states and 29 transitions. [2022-07-22 14:15:38,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-22 14:15:38,784 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 29 [2022-07-22 14:15:38,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 14:15:38,784 INFO L225 Difference]: With dead ends: 30 [2022-07-22 14:15:38,784 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 14:15:38,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 21.4s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-07-22 14:15:38,785 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 19 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 13 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2022-07-22 14:15:38,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 133 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 120 Invalid, 0 Unknown, 13 Unchecked, 7.6s Time] [2022-07-22 14:15:38,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 14:15:38,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 14:15:38,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 14:15:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 14:15:38,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2022-07-22 14:15:38,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 14:15:38,786 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 14:15:38,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-22 14:15:38,786 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 14:15:38,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 14:15:38,789 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 14:15:38,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-07-22 14:15:38,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 14:15:38,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L122(lines 122 123) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L155-1(lines 155 160) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L902 garLoopResultBuilder]: At program point L155-2(lines 155 160) the Hoare annotation is: true [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L155-3(lines 155 160) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleFINAL(lines 112 162) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 114 119) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L902 garLoopResultBuilder]: At program point L114-2(lines 114 119) the Hoare annotation is: true [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L114-3(lines 114 119) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 147) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 132) no Hoare annotation was computed. [2022-07-22 14:15:48,622 INFO L902 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: true [2022-07-22 14:15:48,622 INFO L899 garLoopResultBuilder]: For program point L152-1(line 152) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 153) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point scalbn_doubleEXIT(lines 112 162) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 140 145) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L902 garLoopResultBuilder]: At program point L140-2(lines 140 145) the Hoare annotation is: true [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L140-3(lines 140 145) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L902 garLoopResultBuilder]: At program point scalbn_doubleENTRY(lines 112 162) the Hoare annotation is: true [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 152) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L137(lines 137 138) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L902 garLoopResultBuilder]: At program point L125-2(lines 125 129) the Hoare annotation is: true [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 133) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L121-2(lines 112 162) no Hoare annotation was computed. [2022-07-22 14:15:48,623 INFO L902 garLoopResultBuilder]: At program point L150(line 150) the Hoare annotation is: true [2022-07-22 14:15:48,623 INFO L899 garLoopResultBuilder]: For program point L150-1(line 150) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L902 garLoopResultBuilder]: At program point L138(line 138) the Hoare annotation is: true [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L138-1(line 138) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L99-2(lines 99 104) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L89-1(lines 89 93) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L902 garLoopResultBuilder]: At program point L89-2(lines 89 93) the Hoare annotation is: true [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point copysign_doubleFINAL(lines 87 106) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point copysign_doubleEXIT(lines 87 106) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L902 garLoopResultBuilder]: At program point copysign_doubleENTRY(lines 87 106) the Hoare annotation is: true [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 87 106) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L99(lines 99 104) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 87 106) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point fabs_doubleEXIT(lines 163 177) no Hoare annotation was computed. [2022-07-22 14:15:48,624 INFO L902 garLoopResultBuilder]: At program point fabs_doubleENTRY(lines 163 177) the Hoare annotation is: true [2022-07-22 14:15:48,624 INFO L899 garLoopResultBuilder]: For program point L170(lines 170 175) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L170-1(lines 163 177) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L170-2(lines 170 175) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point fabs_doubleFINAL(lines 163 177) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 165 169) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L902 garLoopResultBuilder]: At program point L165-2(lines 165 169) the Hoare annotation is: true [2022-07-22 14:15:48,625 INFO L895 garLoopResultBuilder]: At program point L560(line 560) the Hoare annotation is: (and (not (= |__kernel_tan_#in~iy| (_ bv1 32))) (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L560-1(line 560) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L589(lines 589 611) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 563) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point __kernel_tanFINAL(lines 542 612) no Hoare annotation was computed. [2022-07-22 14:15:48,625 INFO L902 garLoopResultBuilder]: At program point __kernel_tanENTRY(lines 542 612) the Hoare annotation is: true [2022-07-22 14:15:48,625 INFO L899 garLoopResultBuilder]: For program point L565-1(lines 565 574) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L545-1(lines 545 549) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L895 garLoopResultBuilder]: At program point L545-2(lines 545 549) the Hoare annotation is: (and (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L545-3(lines 545 549) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L603-1(lines 603 608) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L895 garLoopResultBuilder]: At program point L603-2(lines 603 608) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|)) |__kernel_tan_#in~x|) (not (bvslt (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32)) (_ bv1043333120 32))))) [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L603-3(lines 603 608) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point __kernel_tanEXIT(lines 542 612) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L566(lines 566 569) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L566-2(lines 566 569) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L562(line 562) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L899 garLoopResultBuilder]: For program point L595-1(lines 595 600) no Hoare annotation was computed. [2022-07-22 14:15:48,626 INFO L895 garLoopResultBuilder]: At program point L595-2(lines 595 600) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_110| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_110|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_110|)) |__kernel_tan_#in~x|) (not (bvslt (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_110|) (_ bv2147483647 32)) (_ bv1043333120 32))))) [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L562-2(line 562) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L595-3(lines 595 600) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L554-1(lines 554 558) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L895 garLoopResultBuilder]: At program point L554-2(lines 554 558) the Hoare annotation is: (and (= __kernel_tan_~iy |__kernel_tan_#in~iy|) (= __kernel_tan_~x |__kernel_tan_#in~x|)) [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L554-3(lines 552 563) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 588) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 564) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L551-2(lines 542 612) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L895 garLoopResultBuilder]: At program point L465-2(lines 465 469) the Hoare annotation is: false [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L899 garLoopResultBuilder]: For program point L333-1(line 333) no Hoare annotation was computed. [2022-07-22 14:15:48,627 INFO L895 garLoopResultBuilder]: At program point L267(line 267) the Hoare annotation is: false [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L36(lines 36 43) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 504) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L499-1(lines 398 527) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L499-2(lines 499 504) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 203) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L202-2(lines 202 203) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L70(lines 70 71) no Hoare annotation was computed. [2022-07-22 14:15:48,628 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 42) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L70-2(lines 70 71) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L335-2(lines 335 336) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L236(lines 236 239) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L895 garLoopResultBuilder]: At program point L335-3(lines 335 336) the Hoare annotation is: false [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L335-4(lines 321 361) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L902 garLoopResultBuilder]: At program point L666(lines 649 667) the Hoare annotation is: true [2022-07-22 14:15:48,629 INFO L895 garLoopResultBuilder]: At program point L633(line 633) the Hoare annotation is: false [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L633-1(line 633) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L895 garLoopResultBuilder]: At program point L633-2(lines 614 635) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= |ULTIMATE.start_tan_double_~x#1| .cse0) (= |ULTIMATE.start_tan_double_#res#1| .cse0))) [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L39(lines 39 42) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L337-1(line 337) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 239) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L271-1(lines 193 363) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L238-2(lines 193 363) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L471(lines 471 477) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L899 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2022-07-22 14:15:48,629 INFO L895 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L339(line 339) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L405-3(lines 405 409) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L273-2(lines 273 274) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L895 garLoopResultBuilder]: At program point L273-3(lines 273 274) the Hoare annotation is: false [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L273-4(lines 271 288) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L340-2(lines 340 344) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L241(lines 193 363) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L895 garLoopResultBuilder]: At program point L340-3(lines 340 344) the Hoare annotation is: false [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L340-4(lines 340 344) no Hoare annotation was computed. [2022-07-22 14:15:48,630 INFO L899 garLoopResultBuilder]: For program point L208-2(lines 208 209) no Hoare annotation was computed. [2022-07-22 14:15:48,631 INFO L895 garLoopResultBuilder]: At program point L208-3(lines 208 209) the Hoare annotation is: false [2022-07-22 14:15:48,631 INFO L899 garLoopResultBuilder]: For program point L208-4(lines 208 209) no Hoare annotation was computed. [2022-07-22 14:15:48,631 INFO L899 garLoopResultBuilder]: For program point L506-1(lines 506 511) no Hoare annotation was computed. [2022-07-22 14:15:48,631 INFO L895 garLoopResultBuilder]: At program point L506-2(lines 506 511) the Hoare annotation is: false [2022-07-22 14:15:48,631 INFO L899 garLoopResultBuilder]: For program point L506-3(lines 506 511) no Hoare annotation was computed. [2022-07-22 14:15:48,631 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-22 14:15:48,631 INFO L899 garLoopResultBuilder]: For program point L209-2(line 209) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 487) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L309(line 309) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L276-1(lines 276 277) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L276-3(lines 276 277) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L895 garLoopResultBuilder]: At program point L276-4(lines 276 277) the Hoare annotation is: false [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L276-5(lines 276 277) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 83) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 24 85) no Hoare annotation was computed. [2022-07-22 14:15:48,632 INFO L899 garLoopResultBuilder]: For program point L78-2(lines 78 83) no Hoare annotation was computed. [2022-07-22 14:15:48,633 INFO L899 garLoopResultBuilder]: For program point L640-1(lines 640 644) no Hoare annotation was computed. [2022-07-22 14:15:48,633 INFO L895 garLoopResultBuilder]: At program point L640-2(lines 640 644) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and |ULTIMATE.start_main_#t~short144#1| (= |ULTIMATE.start_tan_double_~x#1| .cse0) (= .cse0 |ULTIMATE.start___signbit_double_~x#1|) (= |ULTIMATE.start_main_~res~0#1| .cse0) (= |ULTIMATE.start_tan_double_#res#1| .cse0))) [2022-07-22 14:15:48,633 INFO L899 garLoopResultBuilder]: For program point L640-3(lines 640 644) no Hoare annotation was computed. [2022-07-22 14:15:48,633 INFO L895 garLoopResultBuilder]: At program point L442(line 442) the Hoare annotation is: false [2022-07-22 14:15:48,633 INFO L899 garLoopResultBuilder]: For program point L442-1(line 442) no Hoare annotation was computed. [2022-07-22 14:15:48,633 INFO L899 garLoopResultBuilder]: For program point L310-2(lines 310 313) no Hoare annotation was computed. [2022-07-22 14:15:48,633 INFO L895 garLoopResultBuilder]: At program point L310-3(lines 310 313) the Hoare annotation is: false [2022-07-22 14:15:48,633 INFO L899 garLoopResultBuilder]: For program point L244-2(lines 244 253) no Hoare annotation was computed. [2022-07-22 14:15:48,634 INFO L899 garLoopResultBuilder]: For program point L310-4(lines 310 313) no Hoare annotation was computed. [2022-07-22 14:15:48,634 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 211 215) no Hoare annotation was computed. [2022-07-22 14:15:48,634 INFO L895 garLoopResultBuilder]: At program point L244-3(lines 244 253) the Hoare annotation is: false [2022-07-22 14:15:48,634 INFO L895 garLoopResultBuilder]: At program point L211-3(lines 211 215) the Hoare annotation is: false [2022-07-22 14:15:48,634 INFO L899 garLoopResultBuilder]: For program point L244-4(lines 241 269) no Hoare annotation was computed. [2022-07-22 14:15:48,634 INFO L899 garLoopResultBuilder]: For program point L211-4(lines 211 215) no Hoare annotation was computed. [2022-07-22 14:15:48,634 INFO L899 garLoopResultBuilder]: For program point L46(lines 46 47) no Hoare annotation was computed. [2022-07-22 14:15:48,634 INFO L899 garLoopResultBuilder]: For program point L212-2(lines 212 213) no Hoare annotation was computed. [2022-07-22 14:15:48,635 INFO L895 garLoopResultBuilder]: At program point L212-3(lines 212 213) the Hoare annotation is: false [2022-07-22 14:15:48,635 INFO L899 garLoopResultBuilder]: For program point L212-4(lines 212 213) no Hoare annotation was computed. [2022-07-22 14:15:48,635 INFO L899 garLoopResultBuilder]: For program point L411(lines 411 415) no Hoare annotation was computed. [2022-07-22 14:15:48,635 INFO L899 garLoopResultBuilder]: For program point L345-2(lines 345 349) no Hoare annotation was computed. [2022-07-22 14:15:48,635 INFO L899 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2022-07-22 14:15:48,635 INFO L895 garLoopResultBuilder]: At program point L345-3(lines 345 349) the Hoare annotation is: false [2022-07-22 14:15:48,635 INFO L899 garLoopResultBuilder]: For program point L279-2(lines 279 284) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L345-4(lines 345 349) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L895 garLoopResultBuilder]: At program point L279-3(lines 279 284) the Hoare annotation is: false [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L279-4(lines 279 284) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L48(lines 48 53) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 250) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L49(lines 49 50) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2022-07-22 14:15:48,636 INFO L899 garLoopResultBuilder]: For program point L512-2(lines 512 515) no Hoare annotation was computed. [2022-07-22 14:15:48,637 INFO L895 garLoopResultBuilder]: At program point L512-3(lines 512 515) the Hoare annotation is: false [2022-07-22 14:15:48,637 INFO L899 garLoopResultBuilder]: For program point L512-4(lines 512 515) no Hoare annotation was computed. [2022-07-22 14:15:48,637 INFO L899 garLoopResultBuilder]: For program point L281-2(lines 281 282) no Hoare annotation was computed. [2022-07-22 14:15:48,637 INFO L895 garLoopResultBuilder]: At program point L281-3(lines 281 282) the Hoare annotation is: false [2022-07-22 14:15:48,637 INFO L899 garLoopResultBuilder]: For program point L281-4(lines 281 282) no Hoare annotation was computed. [2022-07-22 14:15:48,637 INFO L899 garLoopResultBuilder]: For program point L447(line 447) no Hoare annotation was computed. [2022-07-22 14:15:48,637 INFO L899 garLoopResultBuilder]: For program point L447-2(lines 447 479) no Hoare annotation was computed. [2022-07-22 14:15:48,637 INFO L899 garLoopResultBuilder]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2022-07-22 14:15:48,638 INFO L895 garLoopResultBuilder]: At program point L315-3(lines 315 319) the Hoare annotation is: false [2022-07-22 14:15:48,638 INFO L899 garLoopResultBuilder]: For program point L315-4(lines 315 319) no Hoare annotation was computed. [2022-07-22 14:15:48,638 INFO L895 garLoopResultBuilder]: At program point L84(lines 24 85) the Hoare annotation is: false [2022-07-22 14:15:48,638 INFO L895 garLoopResultBuilder]: At program point L646(lines 637 647) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short144#1| (= |ULTIMATE.start_tan_double_~x#1| (fp.neg (_ +zero 11 53))) (= (_ bv1 32) |ULTIMATE.start___signbit_double_#res#1|)) [2022-07-22 14:15:48,638 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 486) no Hoare annotation was computed. [2022-07-22 14:15:48,638 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 316 317) no Hoare annotation was computed. [2022-07-22 14:15:48,638 INFO L895 garLoopResultBuilder]: At program point L316-3(lines 316 317) the Hoare annotation is: false [2022-07-22 14:15:48,638 INFO L899 garLoopResultBuilder]: For program point L316-4(lines 316 317) no Hoare annotation was computed. [2022-07-22 14:15:48,639 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 440) no Hoare annotation was computed. [2022-07-22 14:15:48,639 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 14:15:48,639 INFO L899 garLoopResultBuilder]: For program point L350-2(lines 350 351) no Hoare annotation was computed. [2022-07-22 14:15:48,639 INFO L895 garLoopResultBuilder]: At program point L350-3(lines 350 351) the Hoare annotation is: false [2022-07-22 14:15:48,639 INFO L899 garLoopResultBuilder]: For program point L350-4(lines 321 361) no Hoare annotation was computed. [2022-07-22 14:15:48,639 INFO L899 garLoopResultBuilder]: For program point L417(lines 417 439) no Hoare annotation was computed. [2022-07-22 14:15:48,639 INFO L895 garLoopResultBuilder]: At program point L286(lines 193 363) the Hoare annotation is: false [2022-07-22 14:15:48,640 INFO L899 garLoopResultBuilder]: For program point L220-2(lines 220 224) no Hoare annotation was computed. [2022-07-22 14:15:48,640 INFO L895 garLoopResultBuilder]: At program point L220-3(lines 220 224) the Hoare annotation is: false [2022-07-22 14:15:48,640 INFO L895 garLoopResultBuilder]: At program point L220-4(lines 220 224) the Hoare annotation is: false [2022-07-22 14:15:48,640 INFO L899 garLoopResultBuilder]: For program point L55(lines 55 77) no Hoare annotation was computed. [2022-07-22 14:15:48,640 INFO L899 garLoopResultBuilder]: For program point L518-1(lines 518 519) no Hoare annotation was computed. [2022-07-22 14:15:48,640 INFO L899 garLoopResultBuilder]: For program point L419(lines 419 426) no Hoare annotation was computed. [2022-07-22 14:15:48,640 INFO L895 garLoopResultBuilder]: At program point L518-3(lines 518 519) the Hoare annotation is: false [2022-07-22 14:15:48,640 INFO L899 garLoopResultBuilder]: For program point L518-4(lines 518 519) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L899 garLoopResultBuilder]: For program point L419-2(lines 419 426) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 241 269) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L899 garLoopResultBuilder]: For program point L56(lines 56 59) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L899 garLoopResultBuilder]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L895 garLoopResultBuilder]: At program point L618-2(lines 618 622) the Hoare annotation is: (= |ULTIMATE.start_tan_double_~x#1| (fp.neg (_ +zero 11 53))) [2022-07-22 14:15:48,641 INFO L899 garLoopResultBuilder]: For program point L618-3(lines 618 622) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L899 garLoopResultBuilder]: For program point L453-1(lines 453 457) no Hoare annotation was computed. [2022-07-22 14:15:48,641 INFO L895 garLoopResultBuilder]: At program point L453-2(lines 453 457) the Hoare annotation is: false [2022-07-22 14:15:48,642 INFO L899 garLoopResultBuilder]: For program point L453-3(lines 453 457) no Hoare annotation was computed. [2022-07-22 14:15:48,642 INFO L895 garLoopResultBuilder]: At program point L321(lines 321 361) the Hoare annotation is: false [2022-07-22 14:15:48,642 INFO L895 garLoopResultBuilder]: At program point L255(lines 255 262) the Hoare annotation is: false [2022-07-22 14:15:48,642 INFO L899 garLoopResultBuilder]: For program point L322(line 322) no Hoare annotation was computed. [2022-07-22 14:15:48,642 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 14:15:48,642 INFO L899 garLoopResultBuilder]: For program point L256(line 256) no Hoare annotation was computed. [2022-07-22 14:15:48,642 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 525) no Hoare annotation was computed. [2022-07-22 14:15:48,643 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 492) no Hoare annotation was computed. [2022-07-22 14:15:48,643 INFO L899 garLoopResultBuilder]: For program point L324-2(lines 324 325) no Hoare annotation was computed. [2022-07-22 14:15:48,643 INFO L895 garLoopResultBuilder]: At program point L324-3(lines 324 325) the Hoare annotation is: false [2022-07-22 14:15:48,643 INFO L899 garLoopResultBuilder]: For program point L324-4(lines 321 361) no Hoare annotation was computed. [2022-07-22 14:15:48,647 INFO L899 garLoopResultBuilder]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2022-07-22 14:15:48,647 INFO L895 garLoopResultBuilder]: At program point L27-2(lines 27 32) the Hoare annotation is: false [2022-07-22 14:15:48,647 INFO L899 garLoopResultBuilder]: For program point L27-3(lines 27 32) no Hoare annotation was computed. [2022-07-22 14:15:48,647 INFO L899 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-07-22 14:15:48,647 INFO L899 garLoopResultBuilder]: For program point L226(line 226) no Hoare annotation was computed. [2022-07-22 14:15:48,647 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 14:15:48,647 INFO L899 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2022-07-22 14:15:48,648 INFO L899 garLoopResultBuilder]: For program point L293-1(lines 293 296) no Hoare annotation was computed. [2022-07-22 14:15:48,648 INFO L895 garLoopResultBuilder]: At program point L293-3(lines 293 296) the Hoare annotation is: false [2022-07-22 14:15:48,648 INFO L899 garLoopResultBuilder]: For program point L62(lines 62 63) no Hoare annotation was computed. [2022-07-22 14:15:48,648 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 478) no Hoare annotation was computed. [2022-07-22 14:15:48,648 INFO L899 garLoopResultBuilder]: For program point L459-1(lines 447 479) no Hoare annotation was computed. [2022-07-22 14:15:48,648 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 634) no Hoare annotation was computed. [2022-07-22 14:15:48,648 INFO L895 garLoopResultBuilder]: At program point L526(lines 398 527) the Hoare annotation is: false [2022-07-22 14:15:48,649 INFO L899 garLoopResultBuilder]: For program point L328(line 328) no Hoare annotation was computed. [2022-07-22 14:15:48,649 INFO L899 garLoopResultBuilder]: For program point L328-2(line 328) no Hoare annotation was computed. [2022-07-22 14:15:48,649 INFO L899 garLoopResultBuilder]: For program point L64(lines 64 76) no Hoare annotation was computed. [2022-07-22 14:15:48,649 INFO L895 garLoopResultBuilder]: At program point L626(line 626) the Hoare annotation is: (= |ULTIMATE.start_tan_double_~x#1| (fp.neg (_ +zero 11 53))) [2022-07-22 14:15:48,649 INFO L899 garLoopResultBuilder]: For program point L626-1(line 626) no Hoare annotation was computed. [2022-07-22 14:15:48,649 INFO L899 garLoopResultBuilder]: For program point L494-1(lines 494 498) no Hoare annotation was computed. [2022-07-22 14:15:48,649 INFO L895 garLoopResultBuilder]: At program point L494-2(lines 494 498) the Hoare annotation is: false [2022-07-22 14:15:48,649 INFO L895 garLoopResultBuilder]: At program point L362(lines 192 363) the Hoare annotation is: false [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L329(line 329) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L65(lines 65 74) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 662) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 239) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 73) no Hoare annotation was computed. [2022-07-22 14:15:48,650 INFO L899 garLoopResultBuilder]: For program point L661(line 661) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 634) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L661-2(lines 661 664) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 437) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L430-2(lines 430 437) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L895 garLoopResultBuilder]: At program point L298(line 298) the Hoare annotation is: false [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L298-1(line 298) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L331-2(lines 331 332) no Hoare annotation was computed. [2022-07-22 14:15:48,651 INFO L895 garLoopResultBuilder]: At program point L331-3(lines 331 332) the Hoare annotation is: false [2022-07-22 14:15:48,651 INFO L899 garLoopResultBuilder]: For program point L331-4(lines 321 361) no Hoare annotation was computed. [2022-07-22 14:15:48,652 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 77) no Hoare annotation was computed. [2022-07-22 14:15:48,652 INFO L899 garLoopResultBuilder]: For program point L662(line 662) no Hoare annotation was computed. [2022-07-22 14:15:48,652 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 306) no Hoare annotation was computed. [2022-07-22 14:15:48,652 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 267) no Hoare annotation was computed. [2022-07-22 14:15:48,652 INFO L895 garLoopResultBuilder]: At program point L299-2(lines 290 307) the Hoare annotation is: false [2022-07-22 14:15:48,652 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 54) no Hoare annotation was computed. [2022-07-22 14:15:48,655 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-07-22 14:15:48,657 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 14:15:48,666 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,666 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,667 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,667 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,671 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,671 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,671 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,671 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,673 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,673 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,673 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,673 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,674 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,674 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,674 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,674 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 02:15:48 BoogieIcfgContainer [2022-07-22 14:15:48,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 14:15:48,676 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 14:15:48,676 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 14:15:48,677 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 14:15:48,677 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 02:13:30" (3/4) ... [2022-07-22 14:15:48,679 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 14:15:48,684 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2022-07-22 14:15:48,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_double [2022-07-22 14:15:48,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_double [2022-07-22 14:15:48,685 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tan [2022-07-22 14:15:48,699 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2022-07-22 14:15:48,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-07-22 14:15:48,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-07-22 14:15:48,701 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 14:15:48,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: iy == \old(iy) && x == \old(x) [2022-07-22 14:15:48,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-22 14:15:48,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: iy == \old(iy) && x == \old(x) [2022-07-22 14:15:48,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) [2022-07-22 14:15:48,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && 1bv32 == \result [2022-07-22 14:15:48,737 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) [2022-07-22 14:15:48,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) [2022-07-22 14:15:48,809 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 14:15:48,809 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 14:15:48,810 INFO L158 Benchmark]: Toolchain (without parser) took 201068.28ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 28.0MB in the beginning and 28.5MB in the end (delta: -585.1kB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,810 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 14:15:48,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.85ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 27.8MB in the beginning and 50.6MB in the end (delta: -22.8MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,811 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.30ms. Allocated memory is still 71.3MB. Free memory was 50.6MB in the beginning and 44.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,811 INFO L158 Benchmark]: Boogie Preprocessor took 134.79ms. Allocated memory is still 71.3MB. Free memory was 44.4MB in the beginning and 37.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,811 INFO L158 Benchmark]: RCFGBuilder took 61769.43ms. Allocated memory is still 71.3MB. Free memory was 37.4MB in the beginning and 26.0MB in the end (delta: 11.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,812 INFO L158 Benchmark]: TraceAbstraction took 138317.75ms. Allocated memory is still 71.3MB. Free memory was 44.0MB in the beginning and 39.0MB in the end (delta: 5.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,812 INFO L158 Benchmark]: Witness Printer took 132.94ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 28.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 14:15:48,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.85ms. Allocated memory was 52.4MB in the beginning and 71.3MB in the end (delta: 18.9MB). Free memory was 27.8MB in the beginning and 50.6MB in the end (delta: -22.8MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.30ms. Allocated memory is still 71.3MB. Free memory was 50.6MB in the beginning and 44.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.79ms. Allocated memory is still 71.3MB. Free memory was 44.4MB in the beginning and 37.4MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 61769.43ms. Allocated memory is still 71.3MB. Free memory was 37.4MB in the beginning and 26.0MB in the end (delta: 11.4MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 138317.75ms. Allocated memory is still 71.3MB. Free memory was 44.0MB in the beginning and 39.0MB in the end (delta: 5.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Witness Printer took 132.94ms. Allocated memory is still 71.3MB. Free memory was 39.0MB in the beginning and 28.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 662]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 257 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 138.2s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 88.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 13 mSolverCounterUnknown, 131 SdHoareTripleChecker+Valid, 60.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 123 mSDsluCounter, 1453 SdHoareTripleChecker+Invalid, 56.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 53 IncrementalHoareTripleChecker+Unchecked, 849 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 269 IncrementalHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 604 mSDtfsCounter, 269 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 156 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 41.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 12 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 155 PreInvPairs, 169 NumberOfFragments, 158 HoareAnnotationTreeSize, 155 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 43 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 12.6s SatisfiabilityAnalysisTime, 25.5s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 138 ConstructedInterpolants, 13 QuantifiedInterpolants, 539 SizeOfPredicates, 35 NumberOfNonLiveVariables, 2040 ConjunctsInSsa, 65 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant [2022-07-22 14:15:48,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,838 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,839 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] Derived loop invariant: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: iy == \old(iy) && x == \old(x) - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 315]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 637]: Loop Invariant Derived loop invariant: (aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && 1bv32 == \result - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant [2022-07-22 14:15:48,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,852 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] [2022-07-22 14:15:48,853 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_110,QUANTIFIED] Derived loop invariant: (\exists v_skolemized_q#valueAsBitvector_110 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_110[63:63], v_skolemized_q#valueAsBitvector_110[62:52], v_skolemized_q#valueAsBitvector_110[51:0]) == \old(x) && !~bvslt32(~bvand32(v_skolemized_q#valueAsBitvector_110[63:32], 2147483647bv32), 1043333120bv32)) - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: iy == \old(iy) && x == \old(x) - InvariantResult [Line: 518]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 321]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (((aux-res == -0.0 && __signbit_double(res) == 1-aux && x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) == x) && res == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE())) && \result == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: x == ~fp.neg~DOUBLE(~Pluszero~LONGDOUBLE()) RESULT: Ultimate proved your program to be correct! [2022-07-22 14:15:49,075 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-07-22 14:15:49,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE